<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div>
  <input type="text" v-model="emp.name" placeholder="姓名">
  <input type="text" v-model="emp.salary" placeholder="工资">
  <input type="text" v-model="emp.job" placeholder="工作">
  <input type="button" value="添加" @click="add()">
  <table border="1">
    <caption>员工信息</caption>
    <tr>
      <th>编号</th>
      <th>姓名</th>
      <th>工资</th>
      <th>工作</th>

    </tr>
    <tr v-for="(emp,i) in arr">
      <td>{{i+1}}</td>
      <td>{{emp.name}}</td>
      <td>{{emp.salary}}</td>
      <td>{{emp.job}}</td>
    </tr>

  </table>

  <script src="https://cdn.staticfile.org/vue/2.2.2/vue.min.js"></script>
  <script>
    let v = new Vue({
      el:"body>div",
      data:{
        emp: {name:"",salary:"",job:""},
        arr:[]
      },
      methods:{
      add() {
        v.arr.push({name:v.emp.name,salary:v.emp.salary,job:v.emp.job});
      }
      }
    })
  </script>
</div>
</body>
</html>